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Fix issue #2119 SEGV 

Due to bad refactoring in PR #2073.
timeout_handler() doesn't work as a virtual function.
This commit is contained in:
Howard Chu 2017-06-28 11:24:34 +01:00
parent 0c6ea4f8a6
commit a0d2c745c7
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GPG Key ID: FD2A70B44AB11BA7
1 changed files with 20 additions and 15 deletions
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35
contrib/epee/include/net/levin_protocol_handler_async.h
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@ -144,7 +144,6 @@ public:
virtual void cancel()=0;
virtual bool cancel_timer()=0;
virtual void reset_timer()=0;
virtual void timeout_handler(const boost::system::error_code& error)=0;
};
template <class callback_t>
struct anvoke_handler: invoke_response_handler_base
@ -157,9 +156,15 @@ public:
{
MDEBUG(con.get_context_ref() << "anvoke_handler, timeout: " << timeout);
m_timer.expires_from_now(boost::posix_time::milliseconds(timeout));
m_timer.async_wait([this](const boost::system::error_code& ec)
m_timer.async_wait([&con, command, cb, timeout](const boost::system::error_code& ec)
{
timeout_handler(ec);
if(ec == boost::asio::error::operation_aborted)
return;
MINFO(con.get_context_ref() << "Timeout on invoke operation happened, command: " << command << " timeout: " << timeout);
std::string fake;
cb(LEVIN_ERROR_CONNECTION_TIMEDOUT, fake, con.get_context_ref());
con.close();
con.finish_outer_call();
});
m_timer_started = true;
}
@ -174,16 +179,6 @@ public:
bool m_timer_cancelled;
uint64_t m_timeout;
int m_command;
virtual void timeout_handler(const boost::system::error_code& error)
{
if(error == boost::asio::error::operation_aborted)
return;
MINFO(m_con.get_context_ref() << "Timeout on invoke operation happened, command: " << m_command << " timeout: " << m_timeout);
std::string fake;
m_cb(LEVIN_ERROR_CONNECTION_TIMEDOUT, fake, m_con.get_context_ref());
m_con.close();
m_con.finish_outer_call();
}
virtual bool handle(int res, const std::string& buff, typename async_protocol_handler::connection_context& context)
{
if(!cancel_timer())
@ -220,10 +215,20 @@ public:
boost::system::error_code ignored_ec;
if (!m_cancel_timer_called && m_timer.cancel(ignored_ec) > 0)
{
callback_t& cb = m_cb;
uint64_t timeout = m_timeout;
async_protocol_handler& con = m_con;
int command = m_command;
m_timer.expires_from_now(boost::posix_time::milliseconds(m_timeout));
m_timer.async_wait([this](const boost::system::error_code& ec)
m_timer.async_wait([&con, cb, command, timeout](const boost::system::error_code& ec)
{
timeout_handler(ec);
if(ec == boost::asio::error::operation_aborted)
return;
MINFO(con.get_context_ref() << "Timeout on invoke operation happened, command: " << command << " timeout: " << timeout);
std::string fake;
cb(LEVIN_ERROR_CONNECTION_TIMEDOUT, fake, con.get_context_ref());
con.close();
con.finish_outer_call();
});
}
}